

"""simple docstring"""




def       lowercase__						(       snake_case_   :str    ):
	assert column_title.isupper()
	__UpperCAmelCase      		= 0
	__UpperCAmelCase      		= len(snake_case_    ) - 1
	__UpperCAmelCase      		= 0

	while index >= 0:
		__UpperCAmelCase      		= (ord(column_title[index]    ) - 64) * pow(26			,		snake_case_    )
		answer += value
		power += 1
		index -= 1

	return answer


if __name__ == "__main__":
				from doctest import testmod

				testmod()



def        snake_case__		(    lowerCamelCase_ = 1000		):
							return sum(e for e in range(3     ,				lowerCamelCase_		) if e % 3 == 0 or e % 5 == 0		)


if __name__ == "__main__":
		print(F"{solution() = }")






